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<h1>src/qvblockprogramming/qvguiblocks/qvfunctionplot.cpp</h1><a href="qvfunctionplot_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> *      Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012. PARP Research Group.</span>
<a name="l00003"></a>00003 <span class="comment"> *      &lt;http://perception.inf.um.es&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *      University of Murcia, Spain.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> *      This file is part of the QVision library.</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> *      QVision is free software: you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> *      it under the terms of the GNU Lesser General Public License as</span>
<a name="l00010"></a>00010 <span class="comment"> *      published by the Free Software Foundation, version 3 of the License.</span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> *      QVision is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> *      but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00015"></a>00015 <span class="comment"> *      GNU Lesser General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> *      You should have received a copy of the GNU Lesser General Public</span>
<a name="l00018"></a>00018 <span class="comment"> *      License along with QVision. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020 
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#include &lt;qvmath.h&gt;</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;iostream&gt;</span>
<a name="l00027"></a>00027 <span class="preprocessor">#include &quot;<a class="code" href="qvfunctionplot_8h.html" title="File from the QVision library.">qvfunctionplot.h</a>&quot;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;qwt_interval_data.h&gt;</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;qwt_scale_draw.h&gt;</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include &lt;qwt_scale_div.h&gt;</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include &lt;qwt_scale_engine.h&gt;</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include &lt;QResizeEvent&gt;</span>
<a name="l00033"></a>00033 
<a name="l00035"></a><a class="code" href="classQVFunctionPlot.html#aa8ba7ec0e6cd3d38dfe0285724370103">00035</a> <a class="code" href="classQVFunctionPlot.html#aa8ba7ec0e6cd3d38dfe0285724370103" title="Constructs a QVFunctionPlot with a given string identifier, and a iteration&amp;#39;s...">QVFunctionPlot::QVFunctionPlot</a>(<span class="keyword">const</span> QString name, <span class="keywordtype">bool</span> time, <span class="keywordtype">int</span> step, QWidget *parent):
<a name="l00036"></a>00036         <a class="code" href="classQVPlot.html" title="Class for plot block&amp;#39;s graphs.">QVPlot</a>(name, false, false, false, true, time, step, parent), maxAxisNumbers(10)
<a name="l00037"></a>00037         {
<a name="l00038"></a>00038         enableAxis(0,<span class="keyword">true</span>);
<a name="l00039"></a>00039         enableAxis(2,<span class="keyword">true</span>);
<a name="l00040"></a>00040         setAxisScaleDraw(QwtPlot::xBottom, <span class="keyword">new</span> QwtScaleDraw());
<a name="l00041"></a>00041         setAxisTitle(QwtPlot::xBottom, <span class="stringliteral">&quot;Index&quot;</span>);
<a name="l00042"></a>00042         }
<a name="l00043"></a>00043 
<a name="l00044"></a><a class="code" href="classQVFunctionPlot.html#a2e52710028159044f7c9ffd044f03b9f">00044</a> <span class="keywordtype">bool</span> <a class="code" href="classQVFunctionPlot.html#a2e52710028159044f7c9ffd044f03b9f" title="Links properties from blocks. This method safely links properties from blocks in...">QVFunctionPlot::linkUnspecifiedInputProperty</a>(<a class="code" href="classQVPropertyContainer.html" title="Base class for dynamic property container objects.">QVPropertyContainer</a> *sourceContainer, QString sourcePropName, LinkType linkType)
<a name="l00045"></a>00045         {
<a name="l00046"></a>00046         <a class="code" href="classQVProcessingBlock.html" title="Base class for Block threads.">QVProcessingBlock</a>* block;
<a name="l00047"></a>00047         <span class="keywordflow">if</span>((block = dynamic_cast&lt;QVProcessingBlock*&gt;(sourceContainer)) != NULL)
<a name="l00048"></a>00048                 {
<a name="l00049"></a>00049                 <span class="keywordflow">if</span> ( block-&gt;<a class="code" href="classQVPropertyContainer.html#afdd65a88f713e0031ac4847485acfce4" title="Checks if a property is of a given type.">isType</a>&lt; QList&lt;double&gt; &gt;(sourcePropName) || block-&gt;<a class="code" href="classQVPropertyContainer.html#afdd65a88f713e0031ac4847485acfce4" title="Checks if a property is of a given type.">isType</a>&lt; QVector&lt;double&gt; &gt;(sourcePropName) )
<a name="l00050"></a>00050                         <span class="keywordflow">return</span> <a class="code" href="classQVFunctionPlot.html#a2e52710028159044f7c9ffd044f03b9f" title="Links properties from blocks. This method safely links properties from blocks in...">QVPlot::linkUnspecifiedInputProperty</a>(block, sourcePropName, linkType);
<a name="l00051"></a>00051                 <span class="keywordflow">else</span>
<a name="l00052"></a>00052                         {
<a name="l00053"></a>00053                         std::cerr &lt;&lt; <span class="stringliteral">&quot;Warning: a histogramplot can only be linked to a QList&lt;double&gt; or QVector&lt;double&gt; property.&quot;</span> &lt;&lt; std::endl;
<a name="l00054"></a>00054                         <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00055"></a>00055                         }
<a name="l00056"></a>00056                 }
<a name="l00057"></a>00057         <span class="keywordflow">else</span>
<a name="l00058"></a>00058                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00059"></a>00059         }
<a name="l00060"></a>00060 
<a name="l00061"></a>00061 QStringList QVFunctionPlot::getPropertyCurvNames(QString propertyName)<span class="keyword"> const</span>
<a name="l00062"></a>00062 <span class="keyword">        </span>{
<a name="l00063"></a>00063         QStringList names;
<a name="l00064"></a>00064 
<a name="l00065"></a>00065         <span class="keyword">const</span> <span class="keywordtype">int</span> auxListSize = isType&lt; QList&lt;double&gt; &gt;(propertyName)? getPropertyValue&lt; QList&lt;double&gt; &gt;(propertyName).size():
<a name="l00066"></a>00066                                 isType&lt; QVector&lt;double&gt; &gt;(propertyName)? getPropertyValue&lt; QVector&lt;double&gt; &gt;(propertyName).size(): -1;
<a name="l00067"></a>00067 
<a name="l00068"></a>00068         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; auxListSize; i++)
<a name="l00069"></a>00069                 names &lt;&lt; QString::number(i);
<a name="l00070"></a>00070 
<a name="l00071"></a>00071         <span class="keywordflow">return</span> names;
<a name="l00072"></a>00072         }
<a name="l00073"></a>00073 
<a name="l00074"></a>00074 QList&lt;double&gt; QVFunctionPlot::getPropertyCurvValues(QString propertyName)<span class="keyword"> const</span>
<a name="l00075"></a>00075 <span class="keyword">        </span>{
<a name="l00076"></a>00076         <span class="keywordflow">if</span> (isType&lt; QList&lt;double&gt; &gt;(propertyName))
<a name="l00077"></a>00077                 <span class="keywordflow">return</span> getPropertyValue&lt; QList&lt;double&gt; &gt;(propertyName);
<a name="l00078"></a>00078         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (isType&lt; QVector&lt;double&gt; &gt;(propertyName))
<a name="l00079"></a>00079                 <span class="keywordflow">return</span> getPropertyValue&lt; QVector&lt;double&gt; &gt;(propertyName).toList();
<a name="l00080"></a>00080         <span class="keywordflow">else</span>
<a name="l00081"></a>00081                 std::cout &lt;&lt; <span class="stringliteral">&quot;ERROR 34: Love unknown error codes?&quot;</span> &lt;&lt; std::endl;
<a name="l00082"></a>00082 
<a name="l00083"></a>00083         <span class="keywordflow">return</span> QList&lt;double&gt;();
<a name="l00084"></a>00084         }
<a name="l00085"></a>00085 
<a name="l00086"></a>00086 QList&lt;int&gt; QVFunctionPlot::getPropertyCurvOrders(QString propertyName)<span class="keyword"> const</span>
<a name="l00087"></a>00087 <span class="keyword">        </span>{
<a name="l00088"></a>00088         QList&lt;int&gt; order;
<a name="l00089"></a>00089         <span class="comment">//const int auxListSize = getPropertyValue&lt; QList&lt;double&gt; &gt;(property).size();</span>
<a name="l00090"></a>00090         <span class="comment">//QList&lt;double&gt; auxList = getPropertyValue&lt; QList&lt;double&gt; &gt;(property);</span>
<a name="l00091"></a>00091         <span class="keyword">const</span> <span class="keywordtype">int</span> auxListSize = isType&lt; QList&lt;double&gt; &gt;(propertyName)? getPropertyValue&lt; QList&lt;double&gt; &gt;(propertyName).size():
<a name="l00092"></a>00092                                 isType&lt; QVector&lt;double&gt; &gt;(propertyName)? getPropertyValue&lt; QVector&lt;double&gt; &gt;(propertyName).size(): -1;
<a name="l00093"></a>00093 
<a name="l00094"></a>00094         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i &lt;= auxListSize; i++)
<a name="l00095"></a>00095         <span class="comment">//for (int i = 1; i &lt;= auxList.size(); i++)</span>
<a name="l00096"></a>00096                 order &lt;&lt; i;
<a name="l00097"></a>00097         <span class="keywordflow">return</span> order;
<a name="l00098"></a>00098         }
<a name="l00099"></a>00099 
<a name="l00100"></a>00100 <span class="keywordtype">void</span> QVFunctionPlot::init()
<a name="l00101"></a>00101         {
<a name="l00102"></a>00102         <span class="keywordflow">if</span> (initied)
<a name="l00103"></a>00103                 {
<a name="l00104"></a>00104                 std::cerr &lt;&lt; <span class="stringliteral">&quot;Warning: a plot can&#39;t be initied more than one time.&quot;</span> &lt;&lt; std::endl;
<a name="l00105"></a>00105                 <span class="keywordflow">return</span>;
<a name="l00106"></a>00106                 }
<a name="l00107"></a>00107 
<a name="l00108"></a>00108         readInputProperties();
<a name="l00109"></a>00109         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; linkCont.size(); i++)
<a name="l00110"></a>00110                 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = 0; j &lt; linkCont[i].properties.size(); j++)
<a name="l00111"></a>00111                         {
<a name="l00112"></a>00112                         <span class="keyword">const</span> QStringList curvNames = getPropertyCurvNames(linkCont[i].properties[j].name);
<a name="l00113"></a>00113 
<a name="l00114"></a>00114                         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> k = curvNames.size()-1; k &gt;= 0; k--)
<a name="l00115"></a>00115                                 {
<a name="l00116"></a>00116                                 QString finalName = curvNames.at(k) + QString(<span class="stringliteral">&quot; (%1)&quot;</span>).arg(linkCont[i].<span class="keywordtype">id</span>);
<a name="l00117"></a>00117 
<a name="l00118"></a>00118                                 QwtPlotCurve * qwtpc = NULL;
<a name="l00119"></a>00119                                 <span class="keywordflow">if</span> (k == 0) {
<a name="l00120"></a>00120                                         qwtpc = <span class="keyword">new</span> QwtPlotCurve(finalName);
<a name="l00121"></a>00121                                         qwtpc-&gt;setRenderHint(QwtPlotItem::RenderAntialiased);
<a name="l00122"></a>00122                                         QColor color = nextColor();
<a name="l00123"></a>00123                                         qwtpc-&gt;setPen(color);
<a name="l00124"></a>00124                                         <span class="keywordflow">if</span> (doBrush) qwtpc-&gt;setBrush(color);
<a name="l00125"></a>00125                                         qwtpc-&gt;setVisible(<span class="keyword">true</span>);
<a name="l00126"></a>00126                                         qwtpc-&gt;attach(<span class="keyword">this</span>);
<a name="l00127"></a>00127                                 }
<a name="l00128"></a>00128 
<a name="l00129"></a>00129                                 <span class="keywordflow">if</span> (byTime) linkCont[i].properties[j].curves.prepend(Curve(finalName, qwtpc, 1));
<a name="l00130"></a>00130                                 <span class="keywordflow">else</span>        linkCont[i].properties[j].curves.prepend(Curve(finalName, qwtpc, linkCont.size()+1));
<a name="l00131"></a>00131                                 haveCurves = TRUE;
<a name="l00132"></a>00132                                 }
<a name="l00133"></a>00133 
<a name="l00134"></a>00134                         <span class="comment">// and conect the legend items chechek signal</span>
<a name="l00135"></a>00135                         updateLegendItems();
<a name="l00136"></a>00136                         }
<a name="l00137"></a>00137 
<a name="l00138"></a>00138         <span class="keywordflow">if</span> (byTime) timer = startTimer(nStep * 10); <span class="comment">// nStep * 10 ms</span>
<a name="l00139"></a>00139 
<a name="l00140"></a>00140         initied = <span class="keyword">true</span>;
<a name="l00141"></a>00141         }
<a name="l00142"></a>00142 
<a name="l00143"></a>00143 <span class="keywordtype">void</span> QVFunctionPlot::insertNewFlags(<span class="keywordtype">int</span> cont, <span class="keywordtype">int</span> prop)
<a name="l00144"></a>00144         {
<a name="l00145"></a>00145         <span class="keyword">const</span> QStringList curvNames = getPropertyCurvNames(linkCont[cont].properties[prop].name);
<a name="l00146"></a>00146         <span class="keywordflow">if</span> ( (linkCont.size() &gt; cont) &amp;&amp; (linkCont[cont].properties.size() &gt; prop) &amp;&amp; (curvNames.size() &gt; linkCont[cont].properties[prop].curves.size()) )
<a name="l00147"></a>00147                 {
<a name="l00148"></a>00148                 <span class="keyword">const</span> QList&lt;int&gt; curvOrders = getPropertyCurvOrders(linkCont[cont].properties[prop].name);
<a name="l00149"></a>00149                 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; curvOrders.size(); i++)
<a name="l00150"></a>00150                         <span class="keywordflow">if</span> (curvOrders.at(i) &gt; linkCont[cont].properties[prop].curves.size())
<a name="l00151"></a>00151                                 {
<a name="l00152"></a>00152                                 QString finalName = curvNames.at(i) + QString(<span class="stringliteral">&quot; (%1)&quot;</span>).arg(linkCont[cont].<span class="keywordtype">id</span>);
<a name="l00153"></a>00153 
<a name="l00154"></a>00154                                 QwtPlotCurve * qwtpc = NULL;
<a name="l00155"></a>00155                                 <span class="keywordflow">if</span> (curvOrders.at(i) == 1) {
<a name="l00156"></a>00156                                         qwtpc = <span class="keyword">new</span> QwtPlotCurve(finalName);
<a name="l00157"></a>00157                                         qwtpc-&gt;setRenderHint(QwtPlotItem::RenderAntialiased);
<a name="l00158"></a>00158                                         QColor color = nextColor();
<a name="l00159"></a>00159                                         qwtpc-&gt;setPen(color);
<a name="l00160"></a>00160                                         <span class="keywordflow">if</span> (doBrush) qwtpc-&gt;setBrush(color);
<a name="l00161"></a>00161                                         qwtpc-&gt;setVisible(<span class="keyword">true</span>);
<a name="l00162"></a>00162                                 }
<a name="l00163"></a>00163 
<a name="l00164"></a>00164                                 <span class="keywordflow">if</span> (byTime) linkCont[cont].properties[prop].curves.insert(i, Curve(finalName, qwtpc, 1));
<a name="l00165"></a>00165                                 <span class="keywordflow">else</span>        linkCont[cont].properties[prop].curves.insert(i, Curve(finalName, qwtpc, linkCont.size()+1));
<a name="l00166"></a>00166                                 haveCurves = TRUE;
<a name="l00167"></a>00167                                 }
<a name="l00168"></a>00168 
<a name="l00169"></a>00169                 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = linkCont.size()-1; i &gt;= 0; i--)
<a name="l00170"></a>00170                         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = linkCont[i].properties.size()-1; j &gt;= 0; j--)
<a name="l00171"></a>00171                                         <span class="keywordflow">if</span> (linkCont[i].properties[j].curves.size() &gt; 0)
<a name="l00172"></a>00172                                         {
<a name="l00173"></a>00173                                                 linkCont[i].properties[j].curves[0].plot-&gt;detach();
<a name="l00174"></a>00174                                                 linkCont[i].properties[j].curves[0].plot-&gt;attach(<span class="keyword">this</span>);
<a name="l00175"></a>00175                                         }
<a name="l00176"></a>00176 
<a name="l00177"></a>00177                 <span class="comment">// and reconect the legend items chechek signal</span>
<a name="l00178"></a>00178                 updateLegendItems();
<a name="l00179"></a>00179                 }
<a name="l00180"></a>00180         }
<a name="l00181"></a>00181 
<a name="l00182"></a>00182 <span class="keywordtype">void</span> QVFunctionPlot::advancePlot()
<a name="l00183"></a>00183         {
<a name="l00184"></a>00184         <span class="keywordflow">if</span> (!haveCurves)
<a name="l00185"></a>00185                 {
<a name="l00186"></a>00186                 std::cerr &lt;&lt; <span class="stringliteral">&quot;QVPlot internal error: early call to advancePlot.&quot;</span> &lt;&lt; std::endl;
<a name="l00187"></a>00187                 <span class="keywordflow">return</span>;
<a name="l00188"></a>00188                 }
<a name="l00189"></a>00189 
<a name="l00190"></a>00190         <span class="keywordtype">double</span> max = 0;
<a name="l00191"></a>00191 
<a name="l00192"></a>00192         <span class="keywordtype">int</span> maxSize = 0;
<a name="l00193"></a>00193         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; linkCont.size(); i++)
<a name="l00194"></a>00194                 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = 0; j &lt; linkCont[i].properties.size(); j++)
<a name="l00195"></a>00195                         <span class="keywordflow">if</span> (maxSize &lt; linkCont[i].properties[j].curves.size()) maxSize = linkCont[i].properties[j].curves.size();
<a name="l00196"></a>00196 
<a name="l00197"></a>00197         QList&lt;double *&gt; curves;
<a name="l00198"></a>00198         <span class="keywordtype">double</span> curvePos[maxSize];
<a name="l00199"></a>00199         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; maxSize; i++) curvePos[i] = i;
<a name="l00200"></a>00200         QwtArray&lt;QwtDoubleInterval&gt; intervals(maxSize);
<a name="l00201"></a>00201 
<a name="l00202"></a>00202         <span class="comment">// for each property</span>
<a name="l00203"></a>00203         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = 0; i &lt; linkCont.size(); i++)
<a name="l00204"></a>00204                 <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = 0; j &lt; linkCont[i].properties.size(); j++) {
<a name="l00205"></a>00205                         <span class="keywordtype">double</span> *tempCurve = <span class="keyword">new</span> <span class="keywordtype">double</span>[maxSize];
<a name="l00206"></a>00206                         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k &lt; maxSize; k++) tempCurve[k] = 0;
<a name="l00207"></a>00207                         curves.append(tempCurve);
<a name="l00208"></a>00208                         
<a name="l00209"></a>00209 
<a name="l00210"></a>00210                         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> k = 0; k &lt; linkCont[i].properties[j].curves.size(); k++) {
<a name="l00211"></a>00211                                 <span class="keywordflow">if</span> (byTime)     tempCurve[k] = linkCont[i].properties[j].curves[k].temp[0];
<a name="l00212"></a>00212                                 <span class="keywordflow">else</span>            tempCurve[k] = linkCont[i].properties[j].curves[k].temp[(iterationIndex%(linkCont.size()+1))];
<a name="l00213"></a>00213                                 intervals[k] = QwtDoubleInterval(<span class="keywordtype">double</span>(k)-0.5, <span class="keywordtype">double</span>(k+1)-0.5);
<a name="l00214"></a>00214                         }
<a name="l00215"></a>00215 
<a name="l00216"></a>00216                         <span class="comment">// if is visible, update the plot values</span>
<a name="l00217"></a>00217                         <span class="keywordflow">if</span> (linkCont[i].properties[j].curves.size() &gt; 0) {
<a name="l00218"></a>00218                                 <span class="keywordflow">if</span> (linkCont[i].properties[j].curves[0].plot-&gt;style() != QwtPlotCurve::NoCurve) {
<a name="l00219"></a>00219                                         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k &lt; linkCont[i].properties[j].curves.size(); k++) {
<a name="l00220"></a>00220                                                 <span class="keywordflow">if</span> (max &lt; tempCurve[k]) max = tempCurve[k];
<a name="l00221"></a>00221                                         }
<a name="l00222"></a>00222                                         linkCont[i].properties[j].curves[0].plot-&gt;setRawData(curvePos, tempCurve, maxSize);
<a name="l00223"></a>00223                                 }
<a name="l00224"></a>00224                         }
<a name="l00225"></a>00225                 }
<a name="l00226"></a>00226 
<a name="l00227"></a>00227         max = 1.1 *max;
<a name="l00228"></a>00228 
<a name="l00229"></a>00229 
<a name="l00230"></a>00230         setAxisScale(QwtPlot::yLeft, 0, max);
<a name="l00231"></a>00231         setAxisScale(QwtPlot::xBottom, maxSize, 0);
<a name="l00232"></a>00232 
<a name="l00233"></a>00233         <span class="keywordtype">int</span> scaleShow = MAX(maxSize/maxAxisNumbers, 1);
<a name="l00234"></a>00234         setAxisScaleDiv(QwtPlot::xBottom, axisScaleEngine(QwtPlot::xBottom)-&gt;divideScale(-0.5, <span class="keywordtype">double</span>(maxSize)-0.5, 1, 1, scaleShow));
<a name="l00235"></a>00235 
<a name="l00236"></a>00236 
<a name="l00237"></a>00237         <span class="comment">// and replot</span>
<a name="l00238"></a>00238         replot();
<a name="l00239"></a>00239 
<a name="l00240"></a>00240         <span class="keywordflow">foreach</span>(<span class="keywordtype">double</span> * curve, curves)
<a name="l00241"></a>00241                 <span class="keyword">delete</span> curve;
<a name="l00242"></a>00242         }
<a name="l00243"></a>00243 
<a name="l00244"></a>00244 <span class="keywordtype">void</span> QVFunctionPlot::resizeEvent(QResizeEvent * e)
<a name="l00245"></a>00245         {
<a name="l00246"></a>00246                 QVPlot::resizeEvent(e);
<a name="l00247"></a>00247                 maxAxisNumbers = e-&gt;size().width() / 50;
<a name="l00248"></a>00248         }
<a name="l00249"></a>00249 
<a name="l00250"></a>00250 
<a name="l00251"></a>00251 
</pre></div></div>
</td></tr></table>

<br /><hr><br />
<center><a href="http://perception.inf.um.es/QVision">QVision framework</a>.
<a href="http://perception.inf.um.es">PARP research group</a>.
Copyright &copy; 2007, 2008, 2009, 2010, 2011.</center>
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